| 1 | With the emergence of private ownership, humanity was divided into classes. | |
| 2 | These three factors are what really drive the division in platform choices. | |
| 3 | It is further divided into four regions, or lobes, in each hemisphere. | |
| 4 | Now we can look at the optimum condition that is best for the cells to proliferate and differentiate. | |
| 5 | Meanwhile, cell #11 expresses a different suite of genes, poising its progeny to influence yet other cells to differentiate into muscle. |